Edit fiddle - JSFiddle - React, Tailwind, and code Playground

JSFiddle - React, Tailwind, and code Playground

HTML

<ul>
  <li data-ud="321" data-id="42">
  <li data-ud="322" data-id="42">
  <li data-ud="323" data-id="42">
  <li data-ud="324" data-id="42">

  <li data-ud="321" data-id="43">
  <li data-ud="322" data-id="43">
  <li data-ud="323" data-id="43">
  <li data-ud="324" data-id="43">

  <li data-ud="321" data-id="44">
  <li data-ud="322" data-id="44">
  <li data-ud="323" data-id="44">
  <li data-ud="324" data-id="44">

  <li data-ud="321" data-id="45">
  <li data-ud="322" data-id="45">
  <li data-ud="323" data-id="45">
  <li data-ud="324" data-id="45">

 </ul>

JavaScript

var el = $("li[data-id=45][data-ud=322]")
alert(el.length)
var el = $("li").filter("[data-id=45]").filter("[data-ud=322]")
alert(el.length)

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JSFiddle - React, Tailwind, and code Playground

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